Biomolecules Question 130

Question: Which of the following mineral is essential for the normal excitability of cardiac muscles?

Options:

A) Calcium ions

B) Potassium ions

C) Magnesium ions

D) All of these

Show Answer

Answer:

Correct Answer: D

Solution:

[d] Proper balance of calcium, potassium, and magnesium ions is essential for the normal excitability of muscles, especially cardiac muscles.

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